Hauv tsev kawm teeb meem hauv geometry, feem ntau muaj haujlwm ua kom nrhiav qhov kev ncua deb ntawm taw tes mus rau txoj kab ncaj nraim. Coob tus menyuam kawm ntawv hauv tsev, ntsib nrog qhov haujlwm ntawd, poob rau hauv lub ntsej muag thiab tsis paub yuav ua li cas, qhov twg pib daws qhov teeb meem. Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias qhov kev ncua deb ntawm qhov taw tes mus rau ib txoj kab ncaj ncaj yog txiav txim siab los ntawm qhov ntev ntawm kev txiav kom deb.
Cov Lus Qhia
Kauj ruam 1
Txhawm rau kom pom qhov kev ncua deb ntawm taw tes mus rau, koj xav tau qhov txiav ntawm qhov taw tes mus rau txoj kab.
Kauj ruam 2
Saib ntawm daim duab uas koj kos raws li cov teeb meem hais tawm.
Kauj ruam 3
Yog hais tias qhov xav tau qhov txiav tawm ntawm ib qho mus rau ib txoj kab ncaj nraim twb muaj nyob hauv daim duab (piv txwv li, tus mob hais tias nws yog tus txiav, qhov siab, kaum ntawm 90 degrees tau teev tseg), nrhiav nws ntev. Koj tuaj yeem muab qhov ntev ntawm lwm sab, kaum, cov khoom. Siv kev ua laj mab laj.
Kauj ruam 4
Yog tias koj pom tias yuav tsum tau txiav cov khoom sib dhos tam sim no, tab sis nws tsis paub txog nws tias nws yog lub laj kab, muab pov thawj tias qhov ntawd yog qhov ncaj ib qho ncaj ncaj. Tom qab ntawd pom nws ntev.
Kauj ruam 5
Yog hais tias qhov xav tau qhov tawm kom tiav tseem tsis tau, tsim nws. Ua tib zoo thiab ceev faj thaum thawb duab, nco ntsoov txog cov khoom ntawm lub kaum sib dhos. Tom qab tsim txoj kab sib tshuam, xav txog seb koj tuaj yeem nrhiav nws ntev npaum li cas. Pom qhov ntev ntawm lub kaum.